Table 1 Characteristics of cross-sectional survey study population (quantitative strand)
From: Micro-epidemiology of malaria in an elimination setting in Central Vietnam
Variable | Category | n | (%) |
|---|---|---|---|
Demographic variables | Â | xÌ… | (sd) |
 Age |  | 34.77 | (14.92) |
| Â | Â | n | (%) |
 Sex | Male | 83 | (51.88) |
| Â | Female | 77 | (48.12) |
 Ethnicity | Xe Dang | 160 | (100) |
 Occupation | Farmer | 147 | (91.88) |
| Â | Other | 13 | (8.12) |
 Education level | No schooling | 53 | (33.12) |
| Â | Primary school | 47 | (29.38) |
| Â | Secondary school | 50 | (31.25) |
| Â | High school | 10 | (6.25) |
Hamlet variables | |||
 Drinks in evening in hamlet | Daily | 19 | (11.95) |
| Â | Less than daily | 140 | (88.05) |
 Evening TV watching in hamlet | Does not watch TV | 90 | (56.25) |
| Â | Watches TV at home | 28 | (17.5) |
| Â | Watches TV in another house | 42 | (26.25) |
 Uses bed net in hamlet house | Never | 4 | (2.56) |
| Â | Sometimes | 35 | (22.44) |
| Â | Always | 117 | (75) |
 Condition of bed net in hamlet | No bed net | 4 | (2.5) |
| Â | Bed net with holes | 60 | (37.5) |
| Â | Bed net without holes | 96 | (60) |
Hamlet household variables | Â | xÌ… | (sd) |
 Number of children in household |  | 3.08 | (1.81) |
| Â | Â | n | (%) |
 Household bed net ratio | 1–2 people per net | 46 | (29.68) |
| Â | >Â 2 people per net | 109 | (70.32) |
 Other seropositive household member | No | 77 | (55) |
| Â | Yes | 63 | (45) |
 Hamlet house structure | On ground | 24 | (15.2) |
| Â | On stilts | 134 | (84.8) |
Farm variables | |||
 Stays overnight at farm | No | 88 | (55) |
| Â | Yes | 72 | (45) |
Amongst farm sleepers: | |||
 Duration of stay at farm | Stays up to 1 week | 56 | (35) |
| Â | Stays more than 1Â week | 16 | (10) |
 Drinks in evening at farm | Yes | 28 | (17.5) |
| Â | No | 44 | (27.5) |
 Uses bed net at farm | Yes | 65 | (40.6) |
| Â | No | 7 | (4.4) |
 Farm bed net condition | No bed net | 7 | (4.38) |
| Â | Bed net with holes | 37 | (23.12) |
| Â | Bed net without holes | 28 | (17.5) |
Forest and river variables | |||
 Goes fishing in the evening | Yes | 20 | (12.5) |
| Â | No | 140 | (87.5) |
 Goes to forest in the evening | Yes | 74 | (46.25) |
| Â | No | 86 | (53.75) |
 Evening forest activities | Logging | 6 | (3.75) |
| Â | Collect firewood | 18 | (11.25) |
| Â | Hunting | 52 | (32.5) |
| Â | Collect forest food | 38 | (23.75) |
Other variables | |||
 MAPARES cohort participation | Partial (1 to 5 screenings) | 105 | (65.62) |
| Â | Full (6 screenings) | 55 | (34.38) |